F 1 L V T

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- 4E/7 -

.<.   .>.

> Projects and constructions

> Beacons (especially 121.5 MHz and 406 MHz distress beacons)

    * All bands

    * VHF

    * UHF

> Programmed component for frame generator and decoder

    * Message Generator

    * Identification Decoder

> Construction of generator and decoder of 406 beacon

   * Message Generator

   * 406 Beacon Decoder

> Radio Direction Finding

    * Direction measurement

    * Doppler

    * Homing and TDOA

> Transmissions

    * Projects

    * Cross Band Repeater

> Miscellaneous 

    * Some technical presentations

    * Some websites to visit

> Annexes: 

     Constructions 1     Constructions 2     Tools

> Message generator and identification decoder of 406 beacons

    * Message generator

- Message generator 406

       PCB of the message generator

- PIC 16F88 "message generator" fully programmed

    * Identification decoder of 406 beacon with 4 lines display

- Identification decoder 406  - Part 1

- Identification decoder 406 - Part 2

+ PCB of the identification decoder

+ Program for the PIC 18F2685 (ask F1LVT)

- Construction of the identification decoder "4 lines display"

       (new updated version)

- Decoding the 406 MHz beacons (Eng)

- Display on 4 lines of the information (Eng)

- Using different PIC  for the decoder "4 lines display"

- Sets "programmed PIC + 4x20 + Display + PCB undrilled" to build the decoder “4 lines display”

-- Construction of the 4 lines decoder (Eng)

-- DECTRA decoder: English version (Part 1) 

-- DECTRA decoder: English version (Part 2) Texte

Contact : F1LVT@yahoo.fr